Piperidine
ALDRICH/411027 - ≥99.5%, purified by redistillation
Synonym: Hexahydropyridine
CAS Number: 110-89-4
Empirical Formula (Hill Notation): C5H11N
Molecular Weight: 85.15
EC Number: 203-813-0
MDL Number: MFCD00005979
Linear Formula: C5H11N
Product Type: Chemical
| assay | ≥99.5% |
| bp | 106 °C (lit.) |
| density | 0.862 g/mL at 20 °C (lit.) |
| form | liquid |
| InChI | 1S/C5H11N/c1-2-4-6-5-3-1/ |
| InChI key | NQRYJNQNLNOLGT-UHFFFAOYSA |
| mp | −13 °C (lit.) |
| purified by | redistillation |
| refractive index | n |
| SMILES string | C1CCNCC1 |
| vapor density | 3 (vs air) |
| vapor pressure | 23 mmHg ( 20 °C) |
| Application: | Piperidine may be used as a base for the oxidative homocoupling of terminal alkynes to form symmetrical 1,4-disubstituted 1,3-diynes in the presence of copper nanoparticle on polyaniline support catalyst. It may also be used for cleaving the Fmoc-group in Nα-9-fluorenylmethyloxycarb |
| Packaging: | 1 L in Sure/Seal™ |
| Packaging: | 100 mL in Sure/Seal™ |
| Symbol |    GHS02,GHS05,GHS06 |
| Signal word | Danger |
| Hazard statements | H225 - H302 - H311 + H331 - H314 |
| Precautionary statements | P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 |
| Hazard Codes | F,T |
| Risk Statements | 11-20/22-24-34-52 |
| Safety Statements | 16-26-27-36/37/39-45 |
| RIDADR | UN 2401 3(8) / PGI |
| WGK Germany | WGK 1 |
| Flash Point(F) | 60.8 °F - closed cup |
| Flash Point(C) | 16 °C - closed cup |
| Purity | ≥99.5% |
| bp | 106 °C (lit.) |
| mp | −13 °C (lit.) |
| Density | 0.862 g/mL at 20 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352005 |